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-rw-r--r--src/include/device/pci_ids.h1
-rw-r--r--src/soc/intel/apollolake/Kconfig6
-rw-r--r--src/soc/intel/apollolake/lpc.c2
-rw-r--r--src/soc/intel/common/block/lpc/lpc.c1
4 files changed, 10 insertions, 0 deletions
diff --git a/src/include/device/pci_ids.h b/src/include/device/pci_ids.h
index 4a1614333f..a7018f7201 100644
--- a/src/include/device/pci_ids.h
+++ b/src/include/device/pci_ids.h
@@ -2676,6 +2676,7 @@
#define PCI_DEVICE_ID_INTEL_KBP_LP_Y_PREMIUM 0x9d56
#define PCI_DEVICE_ID_INTEL_APL_LPC 0x5ae8
#define PCI_DEVICE_ID_INTEL_GLK_LPC 0x31e8
+#define PCI_DEVICE_ID_INTEL_GLK_ESPI 0x3197
#define PCI_DEVICE_ID_INTEL_CNL_BASE_U_LPC 0x9d85
#define PCI_DEVICE_ID_INTEL_CNL_U_PREMIUM_LPC 0x9d84
#define PCI_DEVICE_ID_INTEL_CNL_Y_PREMIUM_LPC 0x9d83
diff --git a/src/soc/intel/apollolake/Kconfig b/src/soc/intel/apollolake/Kconfig
index 99e50e3ec2..166c8eedb2 100644
--- a/src/soc/intel/apollolake/Kconfig
+++ b/src/soc/intel/apollolake/Kconfig
@@ -390,4 +390,10 @@ config SOC_INTEL_COMMON_LPSS_UART_CLK_N_VAL
hex
default 0x7fff
+config SOC_ESPI
+ bool
+ default n
+ help
+ Use eSPI bus instead of LPC
+
endif
diff --git a/src/soc/intel/apollolake/lpc.c b/src/soc/intel/apollolake/lpc.c
index 8abf3eb9cd..95b8bf5fb7 100644
--- a/src/soc/intel/apollolake/lpc.c
+++ b/src/soc/intel/apollolake/lpc.c
@@ -45,6 +45,7 @@ const struct lpc_mmio_range *soc_get_fixed_mmio_ranges(void)
static const struct pad_config lpc_gpios[] = {
#if IS_ENABLED(CONFIG_SOC_INTEL_GLK)
+#if !IS_ENABLED(CONFIG_SOC_ESPI)
PAD_CFG_NF(GPIO_147, UP_20K, DEEP, NF1), /* LPC_ILB_SERIRQ */
PAD_CFG_NF_IOSSTATE_IOSTERM(GPIO_148, UP_20K, DEEP, NF1, HIZCRx1,
DISPUPD), /* LPC_CLKOUT0 */
@@ -62,6 +63,7 @@ static const struct pad_config lpc_gpios[] = {
DISPUPD), /* LPC_CLKRUNB */
PAD_CFG_NF_IOSSTATE_IOSTERM(GPIO_155, UP_20K, DEEP, NF1, HIZCRx1,
DISPUPD), /* LPC_FRAMEB*/
+#endif /* !IS_ENABLED(CONFIG_SOC_ESPI) */
#else
PAD_CFG_NF(LPC_ILB_SERIRQ, UP_20K, DEEP, NF1),
PAD_CFG_NF(LPC_CLKRUNB, UP_20K, DEEP, NF1),
diff --git a/src/soc/intel/common/block/lpc/lpc.c b/src/soc/intel/common/block/lpc/lpc.c
index d42566745d..9d54e11618 100644
--- a/src/soc/intel/common/block/lpc/lpc.c
+++ b/src/soc/intel/common/block/lpc/lpc.c
@@ -114,6 +114,7 @@ static const unsigned short pci_device_ids[] = {
PCI_DEVICE_ID_INTEL_KBP_LP_Y_PREMIUM,
PCI_DEVICE_ID_INTEL_APL_LPC,
PCI_DEVICE_ID_INTEL_GLK_LPC,
+ PCI_DEVICE_ID_INTEL_GLK_ESPI,
PCI_DEVICE_ID_INTEL_CNL_BASE_U_LPC,
PCI_DEVICE_ID_INTEL_CNL_U_PREMIUM_LPC,
PCI_DEVICE_ID_INTEL_CNL_Y_PREMIUM_LPC,